How severe is CVE-2007-4967?

CVE-2007-4967 has a CVSS 2.0 base score of 4.4, rated medium severity.

Is CVE-2007-4967 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4967?

CVE-2007-4967 affects Online Armor Personal Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-4967?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-4967 published?

CVE-2007-4967 was published on 2007-09-19 and last updated on 2026-06-16.

CVE-2007-4967

CVE-2007-4967 is a medium-severity vulnerability in Online Armor Personal Firewall with a CVSS 2.0 base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.4)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Online Armor Personal Firewall
Published: 2007-09-19
Last modified: 2026-06-16

Description

Online Armor Personal Firewall 2.0.1.215 does not properly validate certain parameters to System Service Descriptor Table (SSDT) function handlers, which allows local users to cause a denial of service (crash) and possibly gain privileges via unspecified kernel SSDT hooks for Windows Native API functions including (1) NtAllocateVirtualMemory, (2) NtConnectPort, (3) NtCreateFile, (4) NtCreateKey, (5) NtCreatePort, (6) NtDeleteFile, (7) NtDeleteValueKey, (8) NtLoadKey, (9) NtOpenFile, (10) NtOpenProcess, (11) NtOpenThread, (12) NtResumeThread, (13) NtSetContextThread, (14) NtSetValueKey, (15) NtSuspendProcess, (16) NtSuspendThread, and (17) NtTerminateThread.

Frequently asked questions

What is CVE-2007-4967?: Online Armor Personal Firewall 2.0.1.215 does not properly validate certain parameters to System Service Descriptor Table (SSDT) function handlers, which allows local users to cause a denial of service (crash) and possibly gain privileges via unspecified kernel SSDT hooks for Windows Native API functions including (1) NtAllocateVirtualMemory, (2) NtConnectPort, (3) NtCreateFile, (4) NtCreateKey, (5) NtCreatePort, (6) NtDeleteFile, (7) NtDeleteValueKey, (8) NtLoadKey, (9) NtOpenFile, (10) NtOpenProcess, (11) NtOpenThread, (12) NtResumeThread, (13) NtSetContextThread, (14) NtSetValueKey, (15) NtSuspendProcess, (16) NtSuspendThread, and (17) NtTerminateThread.
How severe is CVE-2007-4967?: CVE-2007-4967 has a CVSS 2.0 base score of 4.4, rated medium severity.
Is CVE-2007-4967 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4967?: CVE-2007-4967 affects Online Armor Personal Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4967?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4967 published?: CVE-2007-4967 was published on 2007-09-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:online_armor:personal_firewall:2.0.1.215:*:*:*:*:*:*:*

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